Atx Power Connector (Atx1); Ethernet Ports (Lan1 And Lan2) - AXIOMTEK CAPA318 User Manual

2.4.17

ATX Power Connector (ATX1)

Steady and sufficient power can be supplied to all components on the board by
connecting the power connector. Please make sure all components and devices are
properly installed before connecting the power connector.
The ATX1 is a 4-pin power supply interface. External power supply plug fits into ATX1 in
only one orientation. Properly press down power supply plug until it completely and
firmly fits into this connector. Loose connection may cause system instability.
Pin
1
2
3
4
2.4.18

Ethernet Ports (LAN1 and LAN2)

The board has two RJ-45 connectors: LAN1 and LAN2. Ethernet connection can be
established by plugging one end of the Ethernet cable into this RJ-45 connector and the
other end (phone jack) to a 1000/100/10-Base-T hub.
1000
Pin
Base-T
L1 BI_DA+
L2 BI_DA-
L3 BI_DB+
L4 BI_DC+
L5 BI_DC-
L6 BI_DB-
L7 BI_DD+
L8 BI_DD-
Active Link LED (Yellow)
A Off: No link
Blinking: Data activity detected
Speed LED
B 1000: Orange
100/10: OFF/Green
Board and Pin Assignments
Signal
GND
GND
+12V
+12V
100/10
Description
Base-T
TX+ Bidirectional or Transmit Data+
TX- Bidirectional or Transmit Data-
RX+ Bidirectional or Receive Data+
N.C. Bidirectional or Not Connected
N.C. Bidirectional or Not Connected
RX- Bidirectional or Receive Data-
N.C. Bidirectional or Not Connected
N.C. Bidirectional or Not Connected
CAPA318 3.5" Board
A B
L8 L7 L6 L5 L4 L3 L2 L1
A B
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